CVE-2021-32495 | Radare2 has a use-after-free vulnerability in pyc parser's g… | CVSS 10.0 CRITICAL

Description

Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory afterwards. This will allow attackers to cause denial of service.

Metadata

CVE ID: CVE-2021-32495
State: PUBLISHED
Assigner: fedora
Reserved: 2021-05-10 18:31 UTC
Published: 2023-07-07 18:27 UTC
Last updated: 2024-11-12 19:46 UTC
Primary CWE: CWE-416
CWE-416 Use After Free
Vendor / Product: radare2 / radare2
Sources: cve.org · NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
radare2	radare2	—	radare2 5.3.0-git 26142

Weakness (CWE)

CWE	Source	Description
CWE-416	cna	CWE-416 Use After Free

CVSS scores (1)

Score	Severity	Version	Source	Vector
10.0	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References (2)